化学纤维板块10月28日跌1.08%，华峰化学领跌，主力资金净流出2.51亿元

Market Overview - The chemical fiber sector experienced a decline of 1.08% on October 28, with Huafeng Chemical leading the drop [1] - The Shanghai Composite Index closed at 3988.22, down 0.22%, while the Shenzhen Component Index closed at 13430.1, down 0.44% [1] Stock Performance - Notable gainers in the chemical fiber sector included: - Huilong New Material (301057) with a closing price of 25.29, up 4.98% [1] - Montai High-tech (300876) with a closing price of 34.61, up 4.47% [1] - Caidi Nuyie (603073) with a closing price of 18.96, up 2.38% [1] - Major decliners included: - Huafeng Chemical (002064) with a closing price of 8.52, down 3.51% [2] - Shenma Co., Ltd. (600810) with a closing price of 9.40, down 3.49% [2] - Wanwei High-tech (600063) with a closing price of 6.09, down 2.72% [2] Capital Flow - The chemical fiber sector saw a net outflow of 251 million yuan from institutional investors, while retail investors contributed a net inflow of 210 million yuan [2] - The overall capital flow for individual stocks in the sector showed varied results, with Huilong New Material receiving a net inflow of 6.86 million yuan from institutional investors [3] - Other stocks like Tongyi Zhong (688722) and Xin Fengming (603225) also experienced mixed capital flows, indicating diverse investor sentiment within the sector [3]